test_disconnectFromOutput.html (1409B)
1 <!DOCTYPE HTML> 2 <html> 3 <head> 4 <title>Test whether we can disconnect an AudioNode</title> 5 <script src="/tests/SimpleTest/SimpleTest.js"></script> 6 <script type="text/javascript" src="webaudio.js"></script> 7 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> 8 </head> 9 <body> 10 <pre id="test"> 11 <script class="testbody" type="text/javascript"> 12 var gTest = { 13 length: 256, 14 numberOfChannels: 1, 15 createGraph(context) { 16 var sourceBuffer = context.createBuffer(3, 256, context.sampleRate); 17 for (var i = 1; i <= 3; i++) { 18 var data = sourceBuffer.getChannelData(i-1); 19 for (var j = 0; j < data.length; j++) { 20 data[j] = i; 21 } 22 } 23 24 var source = context.createBufferSource(); 25 source.buffer = sourceBuffer; 26 27 var splitter = context.createChannelSplitter(3); 28 var sum = context.createGain(); 29 30 source.connect(splitter); 31 splitter.connect(sum, 0); 32 splitter.connect(sum, 1); 33 splitter.connect(sum, 2); 34 source.start(); 35 36 splitter.disconnect(1); 37 38 return sum; 39 }, 40 createExpectedBuffers(context) { 41 let expectedBuffer = context.createBuffer(1, 256, context.sampleRate); 42 for (var i = 0; i < 256; ++i) { 43 expectedBuffer.getChannelData(0)[i] = 4; 44 } 45 46 return expectedBuffer; 47 }, 48 }; 49 50 runTest(); 51 </script> 52 </pre> 53 </body> 54 </html>